298
FNCA52 TJSJ 251930
FWFSJU
FIRE WEATHER PLANNING FORECAST FOR PUERTO RICO
NATIONAL WEATHER SERVICE SAN JUAN PR
330 PM AST WED MAR 25 2026
DISCUSSION
NO FIRE DANGER IS EXPECTED TODAY.
PRZ014-260800-
SOUTHEAST COASTAL PLAINS-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 10 60
TEMP (24H TREND) 69 (-2) 86 (+2) 69 86
RH % (24H TREND) 90 (+2) 56 (-4) 90 51
WIND 20FT/EARLY(MPH) E 11 E 13 E 10 E 14
WIND 20FT/LATE(MPH) NE 9 SE 14 NE 9 E 17
MIXING HGT(FT-AGL/MSL) 4510 5070
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 58630 60840
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ015-260800-
SOUTHERN HILLS-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 10 40 20 70
TEMP (24H TREND) 66 (-2) 82 (+3) 65 82
RH % (24H TREND) 98 (+4) 68 (-6) 96 64
WIND 20FT/EARLY(MPH) E 9 E 11 E 10 E 11
WIND 20FT/LATE(MPH) E 10 SE 11 E 10 E 12
MIXING HGT(FT-AGL/MSL) 5230 5460
TRANSPORT WND (MPH) E 14 E 13
VENT RATE (KT-FT) 62760 60060
DISPERSION 5 5
DSI 2 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ016-260800-
NORTH COASTAL PLAINS-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 40 80 40 50
TEMP (24H TREND) 68 (-2) 85 (+1) 68 84
RH % (24H TREND) 100 (+3) 65 (-4) 97 63
WIND 20FT/EARLY(MPH) E 11 E 12 E 10 E 12
WIND 20FT/LATE(MPH) SE 9 E 14 E 13 E 16
MIXING HGT(FT-AGL/MSL) 4770 4740
TRANSPORT WND (MPH) E 13 E 14
VENT RATE (KT-FT) 52470 56880
DISPERSION 5 5
DSI 4 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ017-260800-
NORTHERN HILLS-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 80 30 60
TEMP (24H TREND) 66 (-2) 84 (+1) 66 83
RH % (24H TREND) 98 (-1) 66 (-4) 97 65
WIND 20FT/EARLY(MPH) E 10 E 10 E 9 E 11
WIND 20FT/LATE(MPH) SE 6 E 13 E 11 E 13
MIXING HGT(FT-AGL/MSL) 5500 5180
TRANSPORT WND (MPH) E 9 E 12
VENT RATE (KT-FT) 44000 51800
DISPERSION 5 5
DSI 3 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ018-260800-
WEST COAST-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 60 30 70
TEMP (24H TREND) 68 (-1) 86 (+1) 66 86
RH % (24H TREND) 97 (+1) 64 (-4) 97 61
WIND 20FT/EARLY(MPH) E 8 E 12 E 9 E 11
WIND 20FT/LATE(MPH) E 8 E 12 E 14 E 12
MIXING HGT(FT-AGL/MSL) 4850 5010
TRANSPORT WND (MPH) E 10 E 8
VENT RATE (KT-FT) 43650 35070
DISPERSION 5 5
DSI 2 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ019-260800-
EASTERN INTERIOR-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 50 60 30 60
TEMP (24H TREND) 68 (-1) 82 (0) 66 82
RH % (24H TREND) 100 (+2) 68 (-2) 97 65
WIND 20FT/EARLY(MPH) E 10 SE 12 E 11 E 11
WIND 20FT/LATE(MPH) E 11 SE 12 E 10 E 11
MIXING HGT(FT-AGL/MSL) 5140 5570
TRANSPORT WND (MPH) E 14 E 13
VENT RATE (KT-FT) 61680 61270
DISPERSION 5 5
DSI 3 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ022-260800-
LUQUILLO MOUNTAIN RANGE-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY MCLDY MCLDY MCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 60 70 60 50
TEMP (24H TREND) 65 (-2) 79 (+3) 64 78
RH % (24H TREND) 100 (+1) 72 (-5) 100 70
WIND 20FT/EARLY(MPH) E 9 SE 11 E 9 E 10
WIND 20FT/LATE(MPH) E 9 SE 11 E 8 E 10
MIXING HGT(FT-AGL/MSL) 3560 4160
TRANSPORT WND (MPH) E 16 E 14
VENT RATE (KT-FT) 49840 49920
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ023-260800-
CENTRAL MOUNTAIN RANGE-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR PCLDY MCLEAR PCLDY
PRECIP TYPE SHOWERS TSTMS SHOWERS TSTMS
CHANCE PRECIP (%) 30 70 20 70
TEMP (24H TREND) 63 (-3) 81 (+3) 63 81
RH % (24H TREND) 99 (+1) 69 (-7) 98 67
WIND 20FT/EARLY(MPH) SE 5 SE 8 E 6 E 8
WIND 20FT/LATE(MPH) E 5 SE 9 E 10 E 8
MIXING HGT(FT-AGL/MSL) 5940 5840
TRANSPORT WND (MPH) E 9 E 9
VENT RATE (KT-FT) 47520 46720
DISPERSION 5 5
DSI 1 6 2 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ024-260800-
CAYEY MOUNTAIN RANGE-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY MCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 40 40 30 70
TEMP (24H TREND) 66 (-1) 78 (+1) 66 78
RH % (24H TREND) 100 (0) 75 (-1) 99 70
WIND 20FT/EARLY(MPH) E 8 E 10 E 8 E 9
WIND 20FT/LATE(MPH) E 8 SE 10 E 8 E 10
MIXING HGT(FT-AGL/MSL) 4190 5070
TRANSPORT WND (MPH) E 15 E 14
VENT RATE (KT-FT) 54470 60840
DISPERSION 5 5
DSI 2 6 3 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ025-260800-
VIEQUES-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 60 50 60 30
TEMP (24H TREND) 71 (-2) 85 (0) 71 85
RH % (24H TREND) 94 (+3) 59 (-2) 88 58
WIND 20FT/EARLY(MPH) E 13 E 14 E 14 E 14
WIND 20FT/LATE(MPH) E 13 E 13 E 14 E 13
MIXING HGT(FT-AGL/MSL) 3140 3370
TRANSPORT WND (MPH) E 18 E 17
VENT RATE (KT-FT) 50240 50550
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ026-260800-
CULEBRA-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 60 50 60 40
TEMP (24H TREND) 73 (-1) 85 (0) 72 85
RH % (24H TREND) 94 (+3) 60 (-4) 91 60
WIND 20FT/EARLY(MPH) E 13 E 14 E 13 E 14
WIND 20FT/LATE(MPH) E 14 E 14 E 14 E 13
MIXING HGT(FT-AGL/MSL) 3110 3410
TRANSPORT WND (MPH) E 16 E 17
VENT RATE (KT-FT) 43540 51150
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
PRZ027-260800-
SOUTHWEST COASTAL PLAINS AND MONA ISLAND-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER MCLEAR MCLEAR MCLEAR PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS TSTMS
CHANCE PRECIP (%) 20 30 10 50
TEMP (24H TREND) 69 (-1) 87 (+2) 69 87
RH % (24H TREND) 89 (-2) 53 (-5) 94 51
WIND 20FT/EARLY(MPH) E 11 E 17 E 13 E 16
WIND 20FT/LATE(MPH) E 12 SE 18 E 11 E 18
MIXING HGT(FT-AGL/MSL) 4860 5360
TRANSPORT WND (MPH) E 17 E 14
VENT RATE (KT-FT) 72900 64320
DISPERSION 5 5
DSI 4 6 4 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ001-260800-
SAINT THOMAS AND SAINT JOHN-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY MCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 60 30
TEMP (24H TREND) 72 (-2) 85 (0) 72 85
RH % (24H TREND) 93 (+2) 58 (-5) 92 58
WIND 20FT/EARLY(MPH) E 14 E 16 E 14 E 14
WIND 20FT/LATE(MPH) E 14 E 14 E 14 E 13
MIXING HGT(FT-AGL/MSL) 3370 3450
TRANSPORT WND (MPH) E 18 E 20
VENT RATE (KT-FT) 53920 58650
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
VIZ002-260800-
ST CROIX-
330 PM AST WED MAR 25 2026
TONIGHT THU THU NIGHT FRI
CLOUD COVER PCLDY PCLDY PCLDY PCLDY
PRECIP TYPE SHOWERS SHOWERS SHOWERS SHOWERS
CHANCE PRECIP (%) 50 50 50 30
TEMP (24H TREND) 72 (-2) 85 (0) 72 85
RH % (24H TREND) 94 (+4) 60 (-4) 88 59
WIND 20FT/EARLY(MPH) E 14 E 16 E 14 E 14
WIND 20FT/LATE(MPH) E 14 E 14 E 14 E 13
MIXING HGT(FT-AGL/MSL) 4470 4810
TRANSPORT WND (MPH) E 18 E 16
VENT RATE (KT-FT) 71520 67340
DISPERSION 5 5
DSI 6 6 6 6
RH RECOVERY EXCELLENT EXCELLENT
REMARKS...NONE.
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